Improvement of Likabali SDO HQ Township road (CMCSRDP-II)

Amount

1. SH:-Earthwork

Construction of Subgrade and Earthen Shoulders (Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts & leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of table 300-2)

2. SH:-Granular Sub-Base Course

Preparation of sub grade by excavating earth to an average depth of 22.50 cm, dressing to camber and consolidating with road roller, making good the undulations etc. and disposal of surplus earth, lead upto 50 m.)

Consolidation of sub-grade with road roller of 8 to 12 tonne capacity including making good the undulations etc. with earth or quarry spoils etc. and rerolling the sub grade.

Granular Sub-Base with Coarse Graded Material (Construction of granular sub-base by providing coarse graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC,and compacting with vibratory roller to achieve the desired density, complete as per clause 401)

(i) Grading-I material

3. SH:- Dry Lean Cement Concrete Sub- base

Dry Lean Cement Concrete Sub- base (Construction of dry lean cement concrete Sub- base over a prepared sub-grade with coarse and fine aggregate conforming to IS: 383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per table 600-1, cement content not to be less than 150 kg/ cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7 days, mixed in a batching plant, transported to site, laid with a paver with electronic sensor, compacting with 8-10 tonnes vibratory roller, finishing and curing.)

4. SH:- Cement Concrete Pavement

Cement Concrete Pavement (Construction of un-reinforced, dowel jointed, plain cement concrete pavement over a prepared sub base with 43 grade cement @ 400 kg per cum, coarse and fine aggregate conforming to IS 383, maximum size of coarse aggregate not exceeding 25 mm, mixed in a batching and mixing plant as per approved mix design, transported to site, laid with a fixed form or slip form paver, spread, compacted and finished in a continuous operation including provision of contraction, expansion, construction and longitudinal joints, joint filler, separation membrane, sealant primer, joint sealant, debonding strip, dowel bar, tie rod, admixtures as approved, curing compound, finishing to lines and grades as per drawing )(Grade-M35)

5. SH:- Cement Concrete Drain

Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material.

(I) Ordinary Soil

(A) Manual Means

(i)Upto 3 m depth

Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.

Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications.

PCC Grade M15

6. SH:- 1 Mtr RCC Slab Culvert

Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material

Manual Means

Depth upto 3 m

Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.

Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications.

PCC Grade M15

Furnishing and Placing Reinforced/ Prestressed cement concrete in super-structure as per drawing and Technical Specification

RCC Grade M20

Supplying, fitting and placing HSD bar reinforcement in Superstructure complete as per drawing and technical specification

Providing weep holes in Brick masonry/Plain/ Reinforced concrete abutment, wing wall/ return wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V :20H towards drawing foce. Complete as per drawing and Technical Specifications

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical Specification

Granular material

7. SH:- 4 Mtr Height Retaining Wall

Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material (without de-watering)

Ordinary soil

Manual Means

upto 3 m depth

PCC 1:3:6 in Foundation (Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.)

Furnishing and Placing Reinforced/ Prestressed cement concrete in super-structure as per drawing and Technical Specification

A RCC Grade M20 Case I Using Concrete Mixer (i) For solid slab super-structure, 20-30% of (a+b+c) (p) Height upto 5m

Centring and shuttering including strutting proping etc. and removal of form work for:

a) Foundation and plinth

b) Walls including attached buttresses, pilasters and their caps and bases and string courses etc.up to floor two level.

c) Column, pillar and piers

Supplying, fitting and placing HYSD bar reinforcement in sub-structure complete as per drawing and Technical Specifications

Providing weep holes in Brick masonry/Plain/Reinforced concrete abutment, wing wall/return wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V :20H towards drawing foce. Complete as per drawing and Technical specifications

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical Specification

NABAM TULLON LLP (BID ID -6997)